When she reached puberty, Dora became incredibly withdrawn and distant from her parents, but recently she has been reaching out to confide in her mother. According to the research, Dora's behavior is:

a) normal for both daughters and sons during the mid- to later teens.
b) normal for daughters during the mid- to later teens, but not for sons.
c) abnormal during the younger teenage years.
d) abnormal throughout the teenage years.

Answer: b) normal for daughters during the mid- to later teens, but not for sons.